A scoreless match turned into a riot in Belgrade on Tuesday — literally. When a banner-toting drone flew over the match between political rivals Albania and Serbia, it touched off a riot between the teams and hardcore Serbian fans.

Serbia withdrew its forces from Kosovo 13 years ago, but have supported a sort of Serbian parallel government in northern Kosovo. Now Serbia is telling Serbs there to vote in the Kosovo election, and many Serbs see that as a betrayal.

Anchor Marco Werman checks in with Iraq War veteran Marc Fisher for his thoughts about Obama's speech on Syria last night. Fisher thinks the US found a solution to the problem, no matter if it was on purpose or by luck.

In a national address to a skeptical nation and a divided Congress, President Barack Obama laid out his case for military strikes on Syria, but made a commitment to one more last-ditch effort at diplomacy.

Chemical weapons are banned by most nations of the world, though Syria isn't one of them. It's still unclear, though, what countries can do when other countries use chemical weapons. What's becoming more clear, though, is that there's still not an easy legal justification for military strikes on Syria.

When it comes to chemical weapons, one thing is clear: You're not allowed to use them. There's an internationalreaty banning them. What the treatyesn't say is what should happen if a nation does use chemical weapons.

A scoreless match turned into a riot in Belgrade on Tuesday — literally. When a banner-toting drone flew over the match between political rivals Albania and Serbia, it touched off a riot between the teams and hardcore Serbian fans.

Current Serbian president Boris Tadic won a second term in office yesterday, allowing him to continue his quest for EU membership, but Europe is including conditions -- including turning over war crimes suspects, as The World's Gerry Hadden reports.

The answer to today's Geo Quiz is Albania, the world's first officially atheist country. Albania's Communist leaders banned all religious organizations in 1967 and anyone caught worshipping suffered severe penalties. But religion rose up again after Communism fell in the early 1990's. Correspondent David Chanatry has the story.

When it comes to chemical weapons, one thing is clear: You're not allowed to use them. There's an internationalreaty banning them. What the treatyesn't say is what should happen if a nation does use chemical weapons.

Sunday's referendum in southern Sudan got us thinking about new countries for the Geo Quiz. It's worth noting that there have been more than 30 countries created in the past two decades. So here's the question: What are the 5 newest countries?